Add window blur & set minimum macOS version

src-tauri/tauri.conf.json

@@ -10,12 +10,14 @@
     "frontendDist": "../out"
   },
   "app": {
+    "macOSPrivateApi": true,
     "withGlobalTauri": true,
     "windows": [
       {
         "title": "disksense",
         "width": 800,
-        "height": 600
+        "height": 600,
+        "transparent": true
       }
     ],
     "security": {
@@ -31,6 +33,9 @@
       "icons/128x128@2x.png",
       "icons/icon.icns",
       "icons/icon.ico"
-    ]
+    ],
+    "macOS": {
+      "minimumSystemVersion": "13.0"
+    }
   }
 }